TY JOUR TI Yu. K. Alekseev’s contribution to the scientific study of the Arctic Ocean KW Arctic KW Arctic Research Institute KW Yu. K. Alekseev KW letter-printing device KW radio milestone KW drifting automatic radiometeorological station KW oceanographic research JO Proceedings of the Komi Science Centre of the Ural Division of the Russian Academy of Sciences AU Emelina, M.A. AU Zamyatin, V.Y. PY 2026 IS 0 PB FSBI FIC "Komi Scientific Center of the Ural Branch of the Russian Academy of Sciences"